EP3890233A4 - SIGNAL PROCESSING PROCESS AND DEVICE - Google Patents

SIGNAL PROCESSING PROCESS AND DEVICE Download PDF

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Publication number
EP3890233A4
EP3890233A4 EP20738188.0A EP20738188A EP3890233A4 EP 3890233 A4 EP3890233 A4 EP 3890233A4 EP 20738188 A EP20738188 A EP 20738188A EP 3890233 A4 EP3890233 A4 EP 3890233A4
Authority
EP
European Patent Office
Prior art keywords
signal processing
processing method
signal
processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20738188.0A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3890233A1 (en
Inventor
Bingyu Qu
Xianda LIU
Mingxin GONG
Kunpeng Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority claimed from PCT/CN2020/071476 external-priority patent/WO2020143780A1/zh
Publication of EP3890233A1 publication Critical patent/EP3890233A1/en
Publication of EP3890233A4 publication Critical patent/EP3890233A4/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • H04L27/262—Reduction thereof by selection of pilot symbols

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Error Detection And Correction (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Electrotherapy Devices (AREA)
  • Catalysts (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
  • Detergent Compositions (AREA)
EP20738188.0A 2019-01-10 2020-01-10 SIGNAL PROCESSING PROCESS AND DEVICE Pending EP3890233A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201910024591 2019-01-10
CN201910114674.7A CN111431686B (zh) 2019-01-10 2019-02-14 信号处理的方法和装置
PCT/CN2020/071476 WO2020143780A1 (zh) 2019-01-10 2020-01-10 信号处理的方法和装置

Publications (2)

Publication Number Publication Date
EP3890233A1 EP3890233A1 (en) 2021-10-06
EP3890233A4 true EP3890233A4 (en) 2022-01-05

Family

ID=71546724

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20738188.0A Pending EP3890233A4 (en) 2019-01-10 2020-01-10 SIGNAL PROCESSING PROCESS AND DEVICE

Country Status (6)

Country Link
US (2) US11329850B2 (zh)
EP (1) EP3890233A4 (zh)
JP (2) JP7309887B2 (zh)
CN (3) CN111431686B (zh)
BR (1) BR112021013691A2 (zh)
CA (1) CA3123472A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111431686B (zh) * 2019-01-10 2024-04-12 华为技术有限公司 信号处理的方法和装置
CN111277528B (zh) * 2019-01-11 2022-02-01 维沃移动通信有限公司 传输方法及第一通信设备
US20230327915A1 (en) * 2020-09-11 2023-10-12 Beijing Xiaomi Mobile Software Co., Ltd. Channel estimation method and apparatus, communication device, and storage medium
CN115514463A (zh) * 2021-06-22 2022-12-23 华为技术有限公司 信道检测的方法和装置
WO2023097653A1 (en) * 2021-12-03 2023-06-08 Qualcomm Incorporated Mu-mimo based on sdm for pusch

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CN101626620B (zh) 2009-08-07 2014-03-12 中兴通讯股份有限公司 一种参考信号的发送方法
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CN101662443B (zh) * 2009-09-18 2014-10-22 中兴通讯股份有限公司 一种参考信号的序列产生和映射方法及发送装置
JP5087061B2 (ja) * 2009-10-30 2012-11-28 シャープ株式会社 無線通信システム、基地局装置、移動局装置および無線通信方法
US20130343477A9 (en) * 2011-11-04 2013-12-26 Research In Motion Limited PUSCH Reference Signal Design for High Doppler Frequency
US20140286255A1 (en) * 2013-03-25 2014-09-25 Samsung Electronics Co., Ltd. Uplink demodulation reference signals in advanced wireless communication systems
CN104639281A (zh) * 2013-11-12 2015-05-20 华为技术有限公司 一种控制数据传输的方法、装置及系统
CN104683280B (zh) * 2014-12-02 2018-04-24 北京星河亮点技术股份有限公司 DFT-s-OFDM系统大频偏的精确估计方法
CN111740812B (zh) 2016-04-01 2022-09-20 中兴通讯股份有限公司 探测参考信号发送方法
WO2018024127A1 (zh) * 2016-07-30 2018-02-08 华为技术有限公司 一种传输信号的方法及网络设备
CN107888352B (zh) * 2016-09-29 2020-06-02 华为技术有限公司 参考信号的处理方法、用户设备和基站
CN108270711B (zh) * 2017-01-04 2021-12-03 华为技术有限公司 传输参考信号的方法、设备和系统
CN108282435B (zh) 2017-01-06 2022-06-17 中兴通讯股份有限公司 一种信号传输方法及装置
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Also Published As

Publication number Publication date
CN112583569B (zh) 2022-02-25
CA3123472A1 (en) 2020-07-16
JP2022517079A (ja) 2022-03-04
CN115189855A (zh) 2022-10-14
EP3890233A1 (en) 2021-10-06
BR112021013691A2 (pt) 2021-09-21
CN112583569A (zh) 2021-03-30
JP7309887B2 (ja) 2023-07-18
JP2023139035A (ja) 2023-10-03
CN111431686A (zh) 2020-07-17
CN111431686B (zh) 2024-04-12
US20210344534A1 (en) 2021-11-04
US20220224577A1 (en) 2022-07-14
US11329850B2 (en) 2022-05-10
US11909571B2 (en) 2024-02-20

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